The slave ship Duc d'Orléans departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Martinique.

Vessel: Duc d'Orléans; flag: France; estimated standardized tonnage: 305.3. People recorded in connection with the voyage: Captain: Du Coulombier; Investor: Compagnie des Indes. The voyage began at Lorient on 1 August 1721. Principal recorded place where captives were acquired: Senegambia and offshore Atlantic, port unspecified. Principal recorded disembarkation place: Martinique, place unspecified. Estimated mortality during the crossing: 1.0%. Recorded outcome: Voyage completed as intended.